200SX(1982-83 Z series engine)
See Figures 1, 2, 3, 4 and 5
- Make a check of the power supply circuit. Turn the ignition OFF, Disconnect the connector from the top of the IC unit. Turn the ignition ON. Measure the voltage at each terminal of the connector in turn by touch the probe of the positive lead of the voltmeter to one of the terminals, and touching the probe of the negative lead of the voltmeter to a ground, such as the engine. In each case, battery voltage (12 volts) should be indicated. If not, check all wiring, the ignition switch, and all connectors for breaks, corrosion, discontinuity, etc., and repair as necessary.